# SDR ASAA2026021064313

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2026
- Submitted: February 16, 2026
- Operation: Air carrier
- Aircraft: [N937AK](https://openairdocs.org/aircraft/N937AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44100
- Aircraft time: 14,181 hours, 4,088 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Condition: No Test
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2026021064313

## Discrepancy

L2 DOOR EMERGENCY LIGHT FAILED CAPACITY TEST. SRXR430X. GROUNDED - YES. REMOVED AND INSTALLED NEW BATTERY PACK (M1672) IAW AMM 33-51-06-960-802 TEST OK PN(ON/OFF) ADD717-01-100SRXR430X.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.